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resolved: tests for dns_packet_ede_rcode()

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This commit is contained in:
James Coglan
2024-07-22 10:16:59 +01:00
parent 9728540e61
commit d6c13c6817
1 changed files with 204 additions and 0 deletions
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src/resolve/test-dns-packet-extract.c
+204
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@@ -2828,6 +2828,210 @@ TEST(packet_reply_opt_with_rfc6975_data) {
ASSERT_NULL(packet->opt);
}
/* ================================================================
* dns_packet_ede_rcode()
* ================================================================ */
TEST(packet_ede_rcode_empty) {
_cleanup_(dns_packet_unrefp) DnsPacket *packet = NULL;
int ret_ede_rcode;
char *ret_ede_msg;
ASSERT_OK(dns_packet_new(&packet, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX));
ASSERT_NOT_NULL(packet);
dns_packet_truncate(packet, 0);
const uint8_t data[] = {
0x00, 0x42, BIT_QR | BIT_AA, DNS_RCODE_SUCCESS,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
/* name */ 0x00,
/* OPT */ 0x00, 0x29,
/* udp max */ 0x02, 0x01,
/* rcode */ 0x00,
/* version */ 0x00,
/* flags */ 0x80, 0x00,
/* rdata */ 0x00, 0x00
};
ASSERT_OK(dns_packet_append_blob(packet, data, sizeof(data), NULL));
ASSERT_OK(dns_packet_extract(packet));
ASSERT_ERROR(dns_packet_ede_rcode(packet, &ret_ede_rcode, &ret_ede_msg), ENOENT);
}
TEST(packet_ede_rcode_ede_option_code) {
_cleanup_(dns_packet_unrefp) DnsPacket *packet = NULL;
_cleanup_free_ char *ret_ede_msg;
int ret_ede_rcode;
ASSERT_OK(dns_packet_new(&packet, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX));
ASSERT_NOT_NULL(packet);
dns_packet_truncate(packet, 0);
const uint8_t data[] = {
0x00, 0x42, BIT_QR | BIT_AA, DNS_RCODE_SUCCESS,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
/* name */ 0x00,
/* OPT */ 0x00, 0x29,
/* udp max */ 0x02, 0x01,
/* rcode */ 0x00,
/* version */ 0x00,
/* flags */ 0x80, 0x00,
/* rdata */ 0x00, 0x12,
0x00, 0x0f, /* extended DNS error */
0x00, 0x0e, /* length */
0x00, 0x06, /* DNSSEC bogus */
'D', 'N', 'S', 'S', 'E', 'C', ' ', 'b', 'o', 'g', 'u', 's'
};
ASSERT_OK(dns_packet_append_blob(packet, data, sizeof(data), NULL));
ASSERT_OK(dns_packet_extract(packet));
ASSERT_EQ(dns_packet_ede_rcode(packet, &ret_ede_rcode, &ret_ede_msg), 0);
ASSERT_EQ(ret_ede_rcode, DNS_EDE_RCODE_DNSSEC_BOGUS);
ASSERT_STREQ(ret_ede_msg, "DNSSEC bogus");
}
TEST(packet_ede_rcode_ede_valid_utf8) {
_cleanup_(dns_packet_unrefp) DnsPacket *packet = NULL;
_cleanup_free_ char *ret_ede_msg;
int ret_ede_rcode;
ASSERT_OK(dns_packet_new(&packet, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX));
ASSERT_NOT_NULL(packet);
dns_packet_truncate(packet, 0);
const uint8_t data[] = {
0x00, 0x42, BIT_QR | BIT_AA, DNS_RCODE_SUCCESS,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
/* name */ 0x00,
/* OPT */ 0x00, 0x29,
/* udp max */ 0x02, 0x01,
/* rcode */ 0x00,
/* version */ 0x00,
/* flags */ 0x80, 0x00,
/* rdata */ 0x00, 0x0d,
0x00, 0x0f, /* extended DNS error */
0x00, 0x09, /* length */
0x00, 0x06, /* DNSSEC bogus */
'b', 0xc3, 0xb8, 'g', 0xc3, 0xbc, 's'
};
ASSERT_OK(dns_packet_append_blob(packet, data, sizeof(data), NULL));
ASSERT_OK(dns_packet_extract(packet));
ASSERT_EQ(dns_packet_ede_rcode(packet, &ret_ede_rcode, &ret_ede_msg), 0);
ASSERT_EQ(ret_ede_rcode, DNS_EDE_RCODE_DNSSEC_BOGUS);
ASSERT_STREQ(ret_ede_msg, "bøgüs");
}
TEST(packet_ede_rcode_ede_invalid_utf8) {
_cleanup_(dns_packet_unrefp) DnsPacket *packet = NULL;
_cleanup_free_ char *ret_ede_msg;
int ret_ede_rcode;
ASSERT_OK(dns_packet_new(&packet, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX));
ASSERT_NOT_NULL(packet);
dns_packet_truncate(packet, 0);
const uint8_t data[] = {
0x00, 0x42, BIT_QR | BIT_AA, DNS_RCODE_SUCCESS,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
/* name */ 0x00,
/* OPT */ 0x00, 0x29,
/* udp max */ 0x02, 0x01,
/* rcode */ 0x00,
/* version */ 0x00,
/* flags */ 0x80, 0x00,
/* rdata */ 0x00, 0x0d,
0x00, 0x0f, /* extended DNS error */
0x00, 0x09, /* length */
0x00, 0x06, /* DNSSEC bogus */
'b', 0xc3, 0xb8, 'g', 0xc3, 0xbc, 0xff
};
ASSERT_OK(dns_packet_append_blob(packet, data, sizeof(data), NULL));
ASSERT_OK(dns_packet_extract(packet));
ASSERT_EQ(dns_packet_ede_rcode(packet, &ret_ede_rcode, &ret_ede_msg), 0);
ASSERT_EQ(ret_ede_rcode, DNS_EDE_RCODE_DNSSEC_BOGUS);
ASSERT_STREQ(ret_ede_msg, "b\\303\\270g\\303\\274\\377");
}
TEST(packet_ede_rcode_non_ede_code) {
_cleanup_(dns_packet_unrefp) DnsPacket *packet = NULL;
int ret_ede_rcode;
char *ret_ede_msg;
ASSERT_OK(dns_packet_new(&packet, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX));
ASSERT_NOT_NULL(packet);
dns_packet_truncate(packet, 0);
const uint8_t data[] = {
0x00, 0x42, BIT_QR | BIT_AA, DNS_RCODE_SUCCESS,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
/* name */ 0x00,
/* OPT */ 0x00, 0x29,
/* udp max */ 0x02, 0x01,
/* rcode */ 0x00,
/* version */ 0x00,
/* flags */ 0x80, 0x00,
/* rdata */ 0x00, 0x12,
0x00, 0x01, /* not EDE option code */
0x00, 0x0e, /* length */
0x00, 0x06, /* DNSSEC bogus */
'D', 'N', 'S', 'S', 'E', 'C', ' ', 'b', 'o', 'g', 'u', 's'
};
ASSERT_OK(dns_packet_append_blob(packet, data, sizeof(data), NULL));
ASSERT_OK(dns_packet_extract(packet));
ASSERT_ERROR(dns_packet_ede_rcode(packet, &ret_ede_rcode, &ret_ede_msg), ENOENT);
}
TEST(packet_ede_rcode_malformed_ede_payload) {
_cleanup_(dns_packet_unrefp) DnsPacket *packet = NULL;
int ret_ede_rcode;
char *ret_ede_msg;
ASSERT_OK(dns_packet_new(&packet, DNS_PROTOCOL_DNS, 0, DNS_PACKET_SIZE_MAX));
ASSERT_NOT_NULL(packet);
dns_packet_truncate(packet, 0);
const uint8_t data[] = {
0x00, 0x42, BIT_QR | BIT_AA, DNS_RCODE_SUCCESS,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
/* name */ 0x00,
/* OPT */ 0x00, 0x29,
/* udp max */ 0x02, 0x01,
/* rcode */ 0x00,
/* version */ 0x00,
/* flags */ 0x80, 0x00,
/* rdata */ 0x00, 0x12,
0x00, 0x0f, /* extended DNS error */
0x00, 0x0d, /* length */
0x00, 0x06, /* DNSSEC bogus */
'D', 'N', 'S', 'S', 'E', 'C', ' ', 'b', 'o', 'g', 'u', 's'
};
ASSERT_OK(dns_packet_append_blob(packet, data, sizeof(data), NULL));
ASSERT_OK(dns_packet_extract(packet));
ASSERT_ERROR(dns_packet_ede_rcode(packet, &ret_ede_rcode, &ret_ede_msg), ENOENT);
}
/* ================================================================
* reply: RRSIG
* ================================================================ */